Dell PowerVault TL4000 SCSI Reference Guide - Page 76

Transfer, Element, Status

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83h 00h 83h 01h Element not yet scanned The media changer has not scanned this element up to now. No bar code label The element contains a cartridge without a readable bar code label. Data Transfer Element Status Page (04h) The Data Transfer Element is the device that stores user data on the cartridges in the library (aka Tape Drive). A Data Transfer Element contains a cartridge when the Full bit is set. Byte 0 1 2 - 3 4 5 - 7 8 - 9 10 11 12 13 14 15 16 17 18 19 20 55 56 57 58 59 60 93 Bit 7 6 5 4 3 2 1 0 Subheader Element Type Code (4h = Data Transfer Element) PVolTag AVolTag Reserved Data Transfer Element Descriptor Length Reserved Byte Count of Descriptor Data Available Element Descriptor Data Transfer Element Address Reserved Access Except Reserved Full Reserved Additional Sense Code Additional Sense Code Qualifier Obsolete Reserved IDValid Obsolete Reserved Obsolete SCSI Bus Address Reserved SValid Invert Reserved ED Medium Type Source Storage Element Address Primary Volume Tag Information (MSB) Reserved Reserved (field omitted if PVolTag = 0) Reserved Identifier Length Code Set Identifier Type Identifier (Omitted if DVCID = 0 in CDB) (LSB) Field descriptions: PVolTag: Primary Volume Tag. When set this flag indicates valid information in the Primary Volume Tag Information field. This flag will be set when the VolTag field was set in the CDB. 3-62 TL2000 and TL4000 SCSI Reference

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83h
00h
Element
not
yet
scanned
The
media
changer
has
not
scanned
this
element
up
to
now.
83h
01h
No
bar
code
label
The
element
contains
a
cartridge
without
a
readable
bar
code
label.
Data
Transfer
Element
Status
Page
(04h)
The
Data
Transfer
Element
is
the
device
that
stores
user
data
on
the
cartridges
in
the
library
(aka
Tape
Drive).
A
Data
Transfer
Element
contains
a
cartridge
when
the
Full
bit
is
set.
Bit
7
6
5
4
3
2
1
0
Byte
Subheader
0
Element
Type
Code
(4h
=
Data
Transfer
Element)
1
PVolTag
AVolTag
Reserved
2
-
3
Data
Transfer
Element
Descriptor
Length
4
Reserved
5
-
7
Byte
Count
of
Descriptor
Data
Available
Element
Descriptor
8
-
9
Data
Transfer
Element
Address
10
Reserved
Access
Except
Reserved
Full
11
Reserved
12
Additional
Sense
Code
13
Additional
Sense
Code
Qualifier
14
Obsolete
Reserved
IDValid
Obsolete
Reserved
Obsolete
15
SCSI
Bus
Address
16
Reserved
17
SValid
Invert
Reserved
ED
Medium
Type
18
-
19
Source
Storage
Element
Address
20
-
55
Primary
Volume
Tag
Information
(field
omitted
if
PVolTag
=
0)
56
Reserved
Code
Set
57
Reserved
Identifier
Type
58
Reserved
59
Identifier
Length
60
-
93
(MSB)
Identifier
(Omitted
if
DVCID
=
0
in
CDB)
(LSB)
Field
descriptions:
PVolTag:
Primary
Volume
Tag.
When
set
this
flag
indicates
valid
information
in
the
Primary
Volume
Tag
Information
field.
This
flag
will
be
set
when
the
VolTag
field
was
set
in
the
CDB.
3-62
TL2000
and
TL4000
SCSI
Reference